46061781 has 8 divisors (see below), whose sum is σ = 63075744. Its totient is φ = 29877840.

The previous prime is 46061777. The next prime is 46061783. The reversal of 46061781 is 18716064.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 46061781 - 2² = 46061777 is a prime.

It is a super-2 number, since 2×46061781² = 4243375337783922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46061783) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207375 + ... + 207596.

It is an arithmetic number, because the mean of its divisors is an integer number (7884468).

Almost surely, 2^46061781 is an apocalyptic number.

It is an amenable number.

46061781 is a deficient number, since it is larger than the sum of its proper divisors (17013963).

46061781 is a wasteful number, since it uses less digits than its factorization.

46061781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415011.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 46061781 is about 6786.8830106316. The cubic root of 46061781 is about 358.4651242409.

The spelling of 46061781 in words is "forty-six million, sixty-one thousand, seven hundred eighty-one".